Suzanne GutierrezSuzanne Gutierrez
Executive Vice President

Suzanne Gutierrez heads our Clinical Research Division. She began her career in medicine in 1983, and has extensive experience as a clinician and administrator. For over 15 years, she served as the Clinic Director for Cypress Medical Center, South Florida Affiliated Health and Rehabilitation Center and Cypress Creek Chiropractic Center. She continues to be an outstanding leader in the Infinity Clinical Research organization. From 2001 until 2010, she served as the Director of Operations for Sunrise Medical Group’s Fort Lauderdale and Pembroke Pines offices. She also worked as a Site Coordinator and Programs Administrator for new medical groups joining Sunrise Medical Group, Inc. Sue is now responsible for the oversight of all Infinity Clinical Research Operations.

Mara DiMattiaMara DiMattia, CCRC
Director of Business Development
Medical Science Liaison

Mara Di Mattia has worked in the medical industry since 1987 and brings her broad range of experience and expertise having served in both clinical and administrative roles. She began her medical career in Neurology in an administrative capacity and went on to obtain clinical training in Emergency Medical Technology and IV Therapy. In 1998, she began conducting clinical trials in Rheumatology, and has extensive experience in Phase I through IV clinical trials, including coordinating, recruitment, and contract and budget analysis. It’s Mara’s love and passion for science and commitment to our patients that fuels her quest to seek out novel and innovative new compounds and therapeutic agents to maintain Infinity Clinical Research as an industry leader on the forefront of new drug research and development.

Kathy Thomas, LPN, CCRC, Sr. CRA
Director of Clinical Operations, Regulatory and Compliance

Kathy Thomas completes the management team of Infinity Clinical Research.  She served in our military for four years as a Medical Service Specialist for the United States Navy.  She received her practical nursing degree in 1995 and has worked in the clinical research industry ever since.  Kathy has been a study coordinator as well as a research site director and went on to work for a major Contract Research Organization where her expertise in site management allowed her to excel as a consultant and auditor.  She provides oversight of compliance and regulatory affairs for all Infinity Clinical Research sites.  We are very fortunate to have Kathy bring her extensive expertise in Site Management, Quality Assurance, Quality Control, and Regulatory Affairs to our growing family of Clinical Research Sites.

Clinical Coordinating Team


Joel Espinoza, CRC
Clinical Research Coordinator – Hollywood, Florida Neurology Site

Joel Espinoza began his career in clinical research in 2000 running phase 1 trials.  He went on to conduct all phases and is knowledgeable in all areas of research including budgeting, GCP, and regulatory.  Joel earned his Associate of Science degree in 2001 and went on to complete his coursework for the Physician Assistant program.  Joel specializes in Alzheimer’s trials for Infinity Clinical Research.  He is committed to quality patient care, possesses outstanding interpersonal skills and is frequently recognized by his colleagues for strict attention to detail, patient advocacy and his decision-making abilities.

Wendy Levy, CCRC
Clinical Research Coordinator – Hollywood, Florida Neurology Site

Wendy Levy earned her degree as a medical doctor in her native Guatemala in 1994 and was awarded the “School of Medicine Dean Award” for her graduating thesis. She went on to begin her surgical residency in 1999, but moved to the United States to pursue better opportunities for herself and her family. She began her career in clinical research in 2006 and worked for the University of Miami Department of Neurology specializing in Parkinson’s Disease research. She comes to us with five years of research experience and currently runs all of the Parkinson’s trials for Infinity Clinical Research, as well as other Neuroscience trials.



Becky Nembhard, BS, CRC
Lead Clinical Research Coordinator – Hollywood, Florida Cardiology Site

Becky Nembhard has worked in the clinical research industry since 1988, with experience ranging from basic science to post-marketing trials. She earned her Bachelor’s Degree in Biology with Minors in Chemistry and Psychology from Middle Tennessee State University. As an Independent Clinical Research Associate for a major Contract Research Organization, and as a consultant with over 17 years of research experience, Becky has served in many capacities and has expertise in numerous therapeutic areas. We are very fortunate that she brings her vast knowledge base to us to coordinate clinical trials at our Hollywood Cardiology Site.


Lucy Vargas, RMA, CRC
Clinical Research Coordinator – Hollywood, Florida Pulmonary Site